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2591 Dworetsky (1949 PS)
Classification: Main-belt Asteroid          SPK-ID: 2002591
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04146943870015415 3.0192e-08  
a 2.937295457538868 1.1799e-08 au
q 2.815487463618219 8.7074e-08 au
i 1.541083394421325 4.9883e-06 deg
node 356.0434715905271 0.00012239 deg
peri 270.2641850319521 0.00013983 deg
M 75.91845253050646 6.8445e-05 deg
tp 2458612.738466946882
(2019-May-09.23846695)
0.00034962 TDB
period 1838.738109724105
5.03
1.1079e-05
3.033e-08
d
yr
n .1957864462025082 1.1797e-09 deg/d
Q 3.059103451459517 1.2288e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2775  
   data-arc span      31466 days (86.15 yr)  
   first obs. used      1934-09-02  
   last obs. used      2020-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45676  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:07:54  

Additional Information
 Earth MOID = 1.80011 au 
 Jupiter MOID = 1.96627 au 
 T_jup = 3.272 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.5   n/a MPO452198  
diameter diameter 12.925 km 0.141 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 12.77 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.291   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

2591 Dworetsky (1949 PS)          Discovered 1949-Aug-02 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1905-Apr-15 17:09 00:02 Jupiter 1.97284302225613 1.97284259147838 1.97284345303388 3.32612439986461 3.19443600686179 2416951.214351083 1.94355783346178 68.528612926372 14.8106094636109 84.1784997800265 3469885.36160818 T 33 CATAB v2.0f-lin.ifort 2020-Nov-13 04:08:01 2020-Nov-13 04:08
1940-Apr-22 07:48 00:01 Jupiter 1.97479689986702 1.97479647035711 1.97479732937682 3.43613376127966 3.3089549241343 2429741.825262424 1.31447648477727 64.9642646631974 15.7065749330597 -89.4749466635012 3200530.89879816 T 33 CATAB v2.0f-lin.ifort 2020-Nov-13 04:08:01 2020-Nov-13 04:08
2071-Nov-07 06:10 00:01 Jupiter 1.9884551717547 1.98845482577535 1.98845551773393 3.30995505317967 3.17865729298186 2477787.757048985 1.06500033459686 39.7036157794204 12.0620912297125 -86.5093050826055 3920687.98660796 T 33 CATAB v2.0f-lin.ifort 2020-Nov-13 04:08:01 2020-Nov-13 04:08
2106-Nov-14 19:03 00:02 Jupiter 1.97509030749574 1.97508988442575 1.97509073056573 3.35524656908872 3.22489913616074 2490578.294072875 1.68622858219603 64.8318083452032 14.1134230273944 -86.0491783138776 3355818.7732836 T 33 CATAB v2.0f-lin.ifort 2020-Nov-13 04:08:01 2020-Nov-13 04:08
2141-Nov-24 03:20 00:02 Jupiter 1.98748467513717 1.98748413708194 1.98748521319308 3.50751999503473 3.38383513811291 2503371.638638999 2.3020335071856 109.139598312663 15.8704129051726 -83.7798888277394 3157475.02663058 T 33 CATAB v2.0f-lin.ifort 2020-Nov-13 04:08:01 2020-Nov-13 04:08

Alternate Designations
 1949 PS = 1929 RH1 = 1934 RD = 1949 QU = 1952 DC1 = 1962 BD = 1962 EH = 1969 OC = 1973 GQ = 1975 TU4 = 1978 GX3 = 1979 OD14 = 1981 YL2 = 1982 BO 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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